Home / 173,399.70-260,095.89-79,905.45

Finding the Fourth Proportional to 173,399.70, 260,095.89 and 79,905.45

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Solution

The fourth proportional to 173,399.70, 260,095.89 and 79,905.45 is: 119,856.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,399.70 : 260,095.89 = 79,905.45 : x
  2. Step 2: Convert to fraction form
    173,399.70/260,095.89 = 79,905.45/x
  3. Step 3: Cross multiply
    173,399.70x = 260,095.89 × 79,905.45
  4. Step 4: Simplify right side
    173,399.70x = 20,783,079,133.60
  5. Step 5: Solve for x
    x = 20,783,079,133.60/173,399.70
  6. Step 6: Final answer
    x = 119,856.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.